def beforebeforeyesterday_cmd(self, text, msg): return self.show_lessons(text, msg, weekday.today() - 3)
def aftertomorrow_cmd(self, text, msg): return self.show_lessons(text, msg, weekday.today() + 2)
def today_cmd(self, text, msg): return self.show_lessons(text, msg, weekday.today(), today=True)